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Fly from
Route
Depart
Return
AtlantaWashington, D.C.
ATL - IAD
ATLIAD
Atlanta Hartsfield-Jackson
Sat 8/16
1:23 pm-3:12 pm
Nonstop1h 49m
Washington, D.C. Dulles Intl
Sun 8/17
6:10 am-8:17 am
Nonstop2h 07m
AtlantaWashington, D.C.
ATL - IAD
ATLIAD
Atlanta Hartsfield-Jackson
Thu 8/14
11:53 am-1:49 pm
Nonstop1h 56m
Washington, D.C. Dulles Intl
Sun 8/17
6:10 am-8:17 am
Nonstop2h 07m
ChicagoWashington, D.C.
ORD - IAD
ORDIAD
Chicago O'Hare Intl
Sat 9/6
12:50 pm-3:52 pm
Nonstop2h 02m
Washington, D.C. Dulles Intl
Tue 9/9
6:35 am-7:46 am
Nonstop2h 11m
AtlantaWashington, D.C.
ATL - IAD
ATLIAD
Atlanta Hartsfield-Jackson
Wed 10/1
5:30 am-7:22 am
Nonstop1h 52m
Washington, D.C. Dulles Intl
Wed 10/1
10:14 pm-12:15 am
Nonstop2h 01m
DallasWashington, D.C.
DFW - IAD
DFWIAD
Dallas/Fort Worth
Thu 8/28
7:00 am-11:01 am
Nonstop3h 01m
Washington, D.C. Dulles Intl
Thu 9/4
11:47 am-2:00 pm
Nonstop3h 13m
AtlantaWashington, D.C.
ATL - IAD
ATLIAD
Atlanta Hartsfield-Jackson
Sat 10/4
5:00 pm-6:39 pm
Nonstop1h 39m
Washington, D.C. Dulles Intl
Wed 10/8
6:00 am-7:53 am
Nonstop1h 53m
DallasWashington, D.C.
DFW - IAD
DFWIAD
Dallas/Fort Worth
Sat 9/6
6:49 pm-10:48 pm
Nonstop2h 59m
Washington, D.C. Dulles Intl
Tue 9/9
5:40 pm-8:19 pm
Nonstop3h 39m
AtlantaWashington, D.C.
ATL - IAD
ATLIAD
Atlanta Hartsfield-Jackson
Sat 8/30
9:35 pm-11:21 pm
Nonstop1h 46m
Washington, D.C. Dulles Intl
Sat 9/6
5:25 pm-7:30 pm
Nonstop2h 05m
SeattleWashington, D.C.
SEA - IAD
SEAIAD
Seattle/Tacoma Intl
Wed 9/17
11:30 pm-7:33 am
Nonstop5h 03m
Washington, D.C. Dulles Intl
Wed 9/24
9:00 am-11:43 am
Nonstop5h 43m
Los AngelesWashington, D.C.
LAX - IAD
LAXIAD
Los Angeles
Wed 11/12
8:10 pm-5:13 pm
2 stops18h 03m
Washington, D.C. Dulles Intl
Tue 11/18
5:40 pm-11:38 am
2 stops20h 58m
| CHEAPEST MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM LOS ANGELES | May | 16% cheaper | Flying from Los Angeles to Washington, D.C. Dulles Intl Airport costs on average just $327 in May |
| MOST EXPENSIVE MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM LOS ANGELES | December | 30% more expensive | It costs about $506 for flights to Washington, D.C. Dulles Intl Airport from Los Angeles in December |
| MOST POPULAR MONTH TO FLY TO WASHINGTON, D.C. DULLES INTL AIRPORT FROM LOS ANGELES | July | 245% more users visited | More momondo users searched in flights to Washington, D.C. Dulles Intl Airport from Los Angeles in July than any other month |
Best One-Way Price | $34 |
|---|---|
Best Round-Trip Price | $100 |
Fastest flight time | 1h 40m |
Popular in | December |
In general, when booking your flight to Washington, D.C. Dulles Intl Airport, April is the cheapest month on average.
In general, most flyers find the cheapest time to book a flight to Washington, D.C. Dulles Intl Airport is about 46 days prior.
From most locations, the cheapest flights to Washington, D.C. Dulles Intl Airport are found on a Friday. Booking a Sunday departure is usually the most expensive.
In general, when looking for the cheapest flight to Washington, D.C. Dulles Intl Airport, our data indicates that Morning flights are the most cost-effective. Noon flights tend to be the most expensive.
Those flying to Washington, D.C. Dulles Intl Airport could potentially find better pricing at Washington, D.C. Reagan-National Airport (4 mi from Washington, D.C. city center) or Baltimore/Washington Airport (27 mi from Washington, D.C. city center) depending on the month and departure airport.
With an average price of $341 per person, Baltimore/Washington Airport is the cheapest airport to fly into when planning your trip to Washington, D.C.. This price can fluctuate based on where you are flying from. momondo’s Airport-to-Airport Pricing Tool can help users find the best prices.
The best price found on momondo to Washington, D.C. was $68/pp from Detroit, which is 83% cheaper than the average flight price to Washington, D.C.. To find the cheapest price to Washington, D.C. from your area, use momondo’s Airport-to-Airport Pricing Tool.
You can find flights to Washington, D.C. Dulles Intl Airport from 13 airlines. If you’re unsure which to fly with, consider booking your flight with United Airlines, Delta or Frontier as these are the most popular among our users. United Airlines is the most favored with 69% of momondo travelers booking flights with this airline.
Prices for flights to Washington, D.C. Dulles Intl Airport are updated daily.
As of August 2025, there are 56 operators available to choose from for flights to Washington, D.C. Dulles Intl Airport.
The minimum age for a child to fly alone is five, but airlines that offer an unaccompanied minor (UNMR) service may have their own age limitations. Flight duration, scheduling, and layovers are among the considerations that may influence age limits. We recommend that you double-check with the airline you are booking with for travel to Washington, D.C. Dulles Intl Airport.
The required travel and health documents for your Washington, D.C. Dulles Intl Airport trip may vary depending on your itinerary and personal circumstances. As a general rule, you should carry multiple documents, including a national ID card or driver's license and a passport valid for six months after your intended arrival at Washington, D.C. Dulles Intl Airport. We recommend that you seek guidance from your airline or a reliable third party such as IATA.
We help find the flight that best suits your needs; momondo compares prices from hundreds of airlines and travel agents and helps you filter them to find the best flight for you.
All flight searches to Washington, D.C. on momondo can be filtered to show those which offer flexible booking policies.
momondo provides multiple filters to help you find the best flight to Washington, D.C.. Filter by price, airline, airports, cabin, aircraft, payment method, number of stops and more.
If you are simply researching potential flights to Washington, D.C., momondo offers a useful price alert feature which will track prices for flights to Washington, D.C. and alert you when they change.